fix: large tome range errors with none format

Author: seveibar

src/components/ReactTimeSeries/ReactTimeSeries.stories.js

@@ -152,3 +152,23 @@ export const TimeDataFromCSV = () => {
     />
   )
 }
+
+export const LargeTimeNoneFormat = () => {
+  return (
+    <ReactTimeSeries
+      interface={{
+        timeFormat: "none",
+        allowCustomLabels: true,
+      }}
+      sample={{
+        timeData: [
+          { time: 0, value: 0 },
+          { time: 200, value: 500 },
+          { time: 1000, value: 1000 },
+          { time: 10000, value: 500 },
+        ],
+      }}
+      onModifySample={() => null}
+    />
+  )
+}

src/utils/format-time.js

@@ -4,7 +4,7 @@ export const formatTime = (time, format, visibleDuration) => {
   const lessThan3DaysShown = visibleDuration < 1000 * 60 * 60 * 24 * 3
   if (format === "none")
     return visibleDuration > 10
-      ? Math.round(time)
+      ? Math.round(time).toString()
       : time.toFixed(2 - Math.log(visibleDuration) / Math.log(10))
   if (format === "dates") {
     return (